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-rw-r--r--util/amdfwtool/amdfwtool.c93
-rw-r--r--util/amdfwtool/amdfwtool.h28
2 files changed, 99 insertions, 22 deletions
diff --git a/util/amdfwtool/amdfwtool.c b/util/amdfwtool/amdfwtool.c
index d8cda92214..fb6769ab83 100644
--- a/util/amdfwtool/amdfwtool.c
+++ b/util/amdfwtool/amdfwtool.c
@@ -343,17 +343,41 @@ amd_bios_entry amd_bios_table[] = {
typedef struct _context {
char *rom; /* target buffer, size of flash device */
uint32_t rom_size; /* size of flash device */
- uint32_t abs_address; /* produce absolute or relative address */
+ uint32_t address_mode; /* 0:abs address; 1:relative to flash; 2: relative to table */
uint32_t current; /* pointer within flash & proxy buffer */
+ uint32_t current_table;
} context;
+#define ADDRESS_MODE_0_PHY 0
+#define ADDRESS_MODE_1_REL_BIOS 1
+#define ADDRESS_MODE_2_REL_TAB 2
+#define ADDRESS_MODE_3_REL_SLOT 3
+
#define RUN_BASE(ctx) (0xFFFFFFFF - (ctx).rom_size + 1)
-#define RUN_OFFSET(ctx, offset) ((ctx).abs_address ? RUN_BASE(ctx) + (offset) : (offset))
+#define RUN_OFFSET_MODE(ctx, offset, mode) \
+ ((mode) == ADDRESS_MODE_0_PHY ? RUN_BASE(ctx) + (offset) : \
+ ((mode) == ADDRESS_MODE_1_REL_BIOS ? (offset) : \
+ ((mode) == ADDRESS_MODE_2_REL_TAB ? (offset) - ctx.current_table : (offset))))
+#define RUN_OFFSET(ctx, offset) RUN_OFFSET_MODE((ctx), (offset), (ctx).address_mode)
+#define RUN_TO_OFFSET(ctx, run) ((ctx).address_mode == ADDRESS_MODE_0_PHY ? \
+ (run) - RUN_BASE(ctx) : (run)) /* TODO: */
#define RUN_CURRENT(ctx) RUN_OFFSET((ctx), (ctx).current)
+/* The mode in entry can not be higher than the header's.
+ For example, if table mode is 0, all the entry mode will be 0. */
+#define RUN_CURRENT_MODE(ctx, mode) RUN_OFFSET_MODE((ctx), (ctx).current, \
+ (ctx).address_mode < (mode) ? (ctx).address_mode : (mode))
#define BUFF_OFFSET(ctx, offset) ((void *)((ctx).rom + (offset)))
#define BUFF_CURRENT(ctx) BUFF_OFFSET((ctx), (ctx).current)
#define BUFF_TO_RUN(ctx, ptr) RUN_OFFSET((ctx), ((char *)(ptr) - (ctx).rom))
+#define BUFF_TO_RUN_MODE(ctx, ptr, mode) RUN_OFFSET_MODE((ctx), ((char *)(ptr) - (ctx).rom), \
+ (ctx).address_mode < (mode) ? (ctx).address_mode : (mode))
#define BUFF_ROOM(ctx) ((ctx).rom_size - (ctx).current)
+/* Only set the address mode in entry if the table is mode 2. */
+#define SET_ADDR_MODE(table, mode) \
+ ((table)->header.additional_info_fields.address_mode == \
+ ADDRESS_MODE_2_REL_TAB ? (mode) : 0)
+#define SET_ADDR_MODE_BY_TABLE(table) \
+ SET_ADDR_MODE((table), (table)->header.additional_info_fields.address_mode)
void assert_fw_entry(uint32_t count, uint32_t max, context *ctx)
{
@@ -380,7 +404,8 @@ static void *new_psp_dir(context *ctx, int multi)
ctx->current = ALIGN(ctx->current, TABLE_ALIGNMENT);
ptr = BUFF_CURRENT(*ctx);
- ((psp_directory_header *)ptr)->additional_info = ctx->current;
+ ((psp_directory_header *)ptr)->additional_info = 0;
+ ((psp_directory_header *)ptr)->additional_info_fields.address_mode = ctx->address_mode;
ctx->current += sizeof(psp_directory_header)
+ MAX_PSP_ENTRIES * sizeof(psp_directory_entry);
return ptr;
@@ -432,16 +457,16 @@ static void fill_dir_header(void *directory, uint32_t count, uint32_t cookie, co
break;
case PSP_COOKIE:
case PSPL2_COOKIE:
- table_size = ctx->current - dir->header.additional_info;
+ table_size = ctx->current - ctx->current_table;
if ((table_size % TABLE_ALIGNMENT) != 0) {
fprintf(stderr, "The PSP table size should be 4K aligned\n");
exit(1);
}
dir->header.cookie = cookie;
dir->header.num_entries = count;
- dir->header.additional_info = (table_size / 0x1000) | (1 << 10);
- if (ctx->abs_address == 0)
- dir->header.additional_info |= 1 << 29;
+ dir->header.additional_info_fields.dir_size = table_size / TABLE_ALIGNMENT;
+ dir->header.additional_info_fields.spi_block_size = 1;
+ dir->header.additional_info_fields.base_addr = 0;
/* checksum everything that comes after the Checksum field */
dir->header.checksum = fletcher32(&dir->header.num_entries,
count * sizeof(psp_directory_entry)
@@ -450,16 +475,16 @@ static void fill_dir_header(void *directory, uint32_t count, uint32_t cookie, co
break;
case BDT1_COOKIE:
case BDT2_COOKIE:
- table_size = ctx->current - bdir->header.additional_info;
+ table_size = ctx->current - ctx->current_table;
if ((table_size % TABLE_ALIGNMENT) != 0) {
fprintf(stderr, "The BIOS table size should be 4K aligned\n");
exit(1);
}
bdir->header.cookie = cookie;
bdir->header.num_entries = count;
- bdir->header.additional_info = (table_size / 0x1000) | (1 << 10);
- if (ctx->abs_address == 0)
- bdir->header.additional_info |= 1 << 29;
+ bdir->header.additional_info_fields.dir_size = table_size / TABLE_ALIGNMENT;
+ bdir->header.additional_info_fields.spi_block_size = 1;
+ bdir->header.additional_info_fields.base_addr = 0;
/* checksum everything that comes after the Checksum field */
bdir->header.checksum = fletcher32(&bdir->header.num_entries,
count * sizeof(bios_directory_entry)
@@ -645,6 +670,7 @@ static void integrate_psp_firmwares(context *ctx,
ssize_t bytes;
unsigned int i, count;
int level;
+ uint32_t current_table_save;
/* This function can create a primary table, a secondary table, or a
* flattened table which contains all applicable types. These if-else
@@ -662,6 +688,8 @@ static void integrate_psp_firmwares(context *ctx,
else
level = PSP_BOTH;
+ current_table_save = ctx->current_table;
+ ctx->current_table = (char *)pspdir - ctx->rom;
ctx->current = ALIGN(ctx->current, TABLE_ALIGNMENT);
for (i = 0, count = 0; fw_table[i].type != AMD_FW_INVALID; i++) {
@@ -677,6 +705,7 @@ static void integrate_psp_firmwares(context *ctx,
pspdir->entries[count].type = fw_table[i].type;
pspdir->entries[count].size = 4096; /* TODO: doc? */
pspdir->entries[count].addr = RUN_CURRENT(*ctx);
+ pspdir->entries[count].address_mode = SET_ADDR_MODE_BY_TABLE(pspdir);
pspdir->entries[count].subprog = fw_table[i].subprog;
pspdir->entries[count].rsvd = 0;
ctx->current = ALIGN(ctx->current + 4096, 0x100U);
@@ -687,6 +716,7 @@ static void integrate_psp_firmwares(context *ctx,
pspdir->entries[count].rsvd = 0;
pspdir->entries[count].size = 0xFFFFFFFF;
pspdir->entries[count].addr = fw_table[i].other;
+ pspdir->entries[count].address_mode = 0;
count++;
} else if (fw_table[i].type == AMD_FW_PSP_NVRAM) {
if (fw_table[i].filename == NULL)
@@ -708,7 +738,10 @@ static void integrate_psp_firmwares(context *ctx,
pspdir->entries[count].rsvd = 0;
pspdir->entries[count].size = ALIGN(bytes,
ERASE_ALIGNMENT);
- pspdir->entries[count].addr = RUN_CURRENT(*ctx);
+ pspdir->entries[count].addr =
+ RUN_CURRENT_MODE(*ctx, ADDRESS_MODE_1_REL_BIOS);
+ pspdir->entries[count].address_mode =
+ SET_ADDR_MODE(pspdir, ADDRESS_MODE_1_REL_BIOS);
ctx->current = ALIGN(ctx->current + bytes,
BLOB_ERASE_ALIGNMENT);
@@ -726,6 +759,7 @@ static void integrate_psp_firmwares(context *ctx,
pspdir->entries[count].rsvd = 0;
pspdir->entries[count].size = (uint32_t)bytes;
pspdir->entries[count].addr = RUN_CURRENT(*ctx);
+ pspdir->entries[count].address_mode = SET_ADDR_MODE_BY_TABLE(pspdir);
ctx->current = ALIGN(ctx->current + bytes,
BLOB_ALIGNMENT);
@@ -744,11 +778,15 @@ static void integrate_psp_firmwares(context *ctx,
+ pspdir2->header.num_entries
* sizeof(psp_directory_entry);
- pspdir->entries[count].addr = BUFF_TO_RUN(*ctx, pspdir2);
+ pspdir->entries[count].addr =
+ BUFF_TO_RUN_MODE(*ctx, pspdir2, ADDRESS_MODE_1_REL_BIOS);
+ pspdir->entries[count].address_mode =
+ SET_ADDR_MODE(pspdir, ADDRESS_MODE_1_REL_BIOS);
count++;
}
fill_dir_header(pspdir, count, cookie, ctx);
+ ctx->current_table = current_table_save;
}
static void *new_bios_dir(context *ctx, bool multi)
@@ -765,7 +803,9 @@ static void *new_bios_dir(context *ctx, bool multi)
else
ctx->current = ALIGN(ctx->current, TABLE_ALIGNMENT);
ptr = BUFF_CURRENT(*ctx);
- ((bios_directory_hdr *) ptr)->additional_info = ctx->current;
+ ((bios_directory_hdr *) ptr)->additional_info = 0;
+ ((bios_directory_hdr *) ptr)->additional_info_fields.address_mode = ctx->address_mode;
+ ctx->current_table = ctx->current;
ctx->current += sizeof(bios_directory_hdr)
+ MAX_BIOS_ENTRIES * sizeof(bios_directory_entry);
return ptr;
@@ -917,16 +957,21 @@ static void integrate_bios_firmwares(context *ctx,
case AMD_BIOS_APOB:
biosdir->entries[count].size = fw_table[i].size;
biosdir->entries[count].source = fw_table[i].src;
+ biosdir->entries[count].address_mode = SET_ADDR_MODE_BY_TABLE(biosdir);
break;
case AMD_BIOS_APOB_NV:
if (fw_table[i].src) {
/* If source is given, use that and its size */
biosdir->entries[count].source = fw_table[i].src;
+ biosdir->entries[count].address_mode =
+ SET_ADDR_MODE(biosdir, ADDRESS_MODE_1_REL_BIOS);
biosdir->entries[count].size = fw_table[i].size;
} else {
/* Else reserve size bytes within amdfw.rom */
ctx->current = ALIGN(ctx->current, ERASE_ALIGNMENT);
biosdir->entries[count].source = RUN_CURRENT(*ctx);
+ biosdir->entries[count].address_mode =
+ SET_ADDR_MODE(biosdir, ADDRESS_MODE_1_REL_BIOS);
biosdir->entries[count].size = ALIGN(
fw_table[i].size, ERASE_ALIGNMENT);
memset(BUFF_CURRENT(*ctx), 0xff,
@@ -939,12 +984,16 @@ static void integrate_bios_firmwares(context *ctx,
/* Don't make a 2nd copy, point to the same one */
if (level == BDT_LVL1 && locate_bdt2_bios(biosdir2, &source, &size)) {
biosdir->entries[count].source = source;
+ biosdir->entries[count].address_mode =
+ SET_ADDR_MODE(biosdir, ADDRESS_MODE_1_REL_BIOS);
biosdir->entries[count].size = size;
break;
}
/* level 2, or level 1 and no copy found in level 2 */
biosdir->entries[count].source = fw_table[i].src;
+ biosdir->entries[count].address_mode =
+ SET_ADDR_MODE(biosdir, ADDRESS_MODE_1_REL_BIOS);
biosdir->entries[count].dest = fw_table[i].dest;
biosdir->entries[count].size = fw_table[i].size;
@@ -958,7 +1007,10 @@ static void integrate_bios_firmwares(context *ctx,
exit(1);
}
- biosdir->entries[count].source = RUN_CURRENT(*ctx);
+ biosdir->entries[count].source =
+ RUN_CURRENT_MODE(*ctx, ADDRESS_MODE_1_REL_BIOS);
+ biosdir->entries[count].address_mode =
+ SET_ADDR_MODE(biosdir, ADDRESS_MODE_1_REL_BIOS);
ctx->current = ALIGN(ctx->current + bytes, 0x100U);
break;
@@ -981,6 +1033,7 @@ static void integrate_bios_firmwares(context *ctx,
biosdir->entries[count].size = (uint32_t)bytes;
biosdir->entries[count].source = RUN_CURRENT(*ctx);
+ biosdir->entries[count].address_mode = SET_ADDR_MODE_BY_TABLE(biosdir);
ctx->current = ALIGN(ctx->current + bytes, 0x100U);
break;
@@ -998,6 +1051,8 @@ static void integrate_bios_firmwares(context *ctx,
* sizeof(bios_directory_entry);
biosdir->entries[count].source =
BUFF_TO_RUN(*ctx, biosdir2);
+ biosdir->entries[count].address_mode =
+ SET_ADDR_MODE(biosdir, ADDRESS_MODE_1_REL_BIOS);
biosdir->entries[count].subprog = 0;
biosdir->entries[count].inst = 0;
biosdir->entries[count].copy = 0;
@@ -1600,15 +1655,17 @@ int main(int argc, char **argv)
}
if (amd_romsig->efs_gen.gen == EFS_SECOND_GEN)
- ctx.abs_address = 0;
+ ctx.address_mode = ADDRESS_MODE_1_REL_BIOS;
else
- ctx.abs_address = 1;
+ ctx.address_mode = ADDRESS_MODE_0_PHY;
printf(" AMDFWTOOL Using firmware directory location of %s address: 0x%08x\n",
- ctx.abs_address == 1 ? "absolute" : "relative", RUN_CURRENT(ctx));
+ ctx.address_mode == ADDRESS_MODE_0_PHY ? "absolute" : "relative",
+ RUN_CURRENT(ctx));
integrate_firmwares(&ctx, amd_romsig, amd_fw_table);
ctx.current = ALIGN(ctx.current, 0x10000U); /* TODO: is it necessary? */
+ ctx.current_table = 0;
if (cb_config.multi_level) {
/* Do 2nd PSP directory followed by 1st */
diff --git a/util/amdfwtool/amdfwtool.h b/util/amdfwtool/amdfwtool.h
index 3136bf6034..2ffbfc6362 100644
--- a/util/amdfwtool/amdfwtool.h
+++ b/util/amdfwtool/amdfwtool.h
@@ -121,7 +121,16 @@ typedef struct _psp_directory_header {
uint32_t cookie;
uint32_t checksum;
uint32_t num_entries;
- uint32_t additional_info;
+ union {
+ uint32_t additional_info;
+ struct {
+ uint32_t dir_size:10;
+ uint32_t spi_block_size:4;
+ uint32_t base_addr:15;
+ uint32_t address_mode:2;
+ uint32_t not_used:1;
+ } __attribute__((packed)) additional_info_fields;
+ };
} __attribute__((packed, aligned(16))) psp_directory_header;
typedef struct _psp_directory_entry {
@@ -129,7 +138,8 @@ typedef struct _psp_directory_entry {
uint8_t subprog;
uint16_t rsvd;
uint32_t size;
- uint64_t addr; /* or a value in some cases */
+ uint64_t addr:62; /* or a value in some cases */
+ uint64_t address_mode:2;
} __attribute__((packed)) psp_directory_entry;
typedef struct _psp_directory_table {
@@ -164,7 +174,16 @@ typedef struct _bios_directory_hdr {
uint32_t cookie;
uint32_t checksum;
uint32_t num_entries;
- uint32_t additional_info;
+ union {
+ uint32_t additional_info;
+ struct {
+ uint32_t dir_size:10;
+ uint32_t spi_block_size:4;
+ uint32_t base_addr:15;
+ uint32_t address_mode:2;
+ uint32_t not_used:1;
+ } __attribute__((packed)) additional_info_fields;
+ };
} __attribute__((packed, aligned(16))) bios_directory_hdr;
typedef struct _bios_directory_entry {
@@ -177,7 +196,8 @@ typedef struct _bios_directory_entry {
int inst:4;
uint8_t subprog; /* b[7:3] reserved */
uint32_t size;
- uint64_t source;
+ uint64_t source:62;
+ uint64_t address_mode:2;
uint64_t dest;
} __attribute__((packed)) bios_directory_entry;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-11 09:40:33 +0000